Hinge Joint Movement Image

The hinge joint movement is across one axis that permits for flexion and extension. While flexion is for bending, the extension is for straightening of a hinge joint. Is the shoulder a hinge joint?
A hinge joint is a common class of synovial joint that includes the ankle, elbow, and knee joints.
A hinge joint is a common class of synovial joint that includes the ankle, elbow, and knee joints.